Revert "Update V8 to version 8.7.26."

This reverts commit 5555c98b.

Reason for revert: Breaks the build https://ci.chromium.org/p/chromium/builders/try/android-pie-arm64-dbg

Culprit v8 CL has also been identified, revert here: https://crrev.com/c/2380613

Original change's description:
> Update V8 to version 8.7.26.
> 
> Summary of changes available at:
> https://chromium.googlesource.com/v8/v8/+log/1f2195b4..2a00f38a
> 
> Please follow these instructions for assigning/CC'ing issues:
> https://v8.dev/docs/triage-issues
> 
> Please close rolling in case of a roll revert:
> https://v8-roll.appspot.com/
> This only works with a Google account.
> 
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux-blink-rel
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:linux_optional_gpu_tests_rel
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:mac_optional_gpu_tests_rel
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:win_optional_gpu_tests_rel
> CQ_INCLUDE_TRYBOTS=luci.chromium.try:android_optional_gpu_tests_rel
> 
> TBR=hablich@chromium.org,vahl@chromium.org,v8-waterfall-sheriff@grotations.appspotmail.com
> 
> Change-Id: I70ddc2d6f35c8ad166a434367ac411099dcf3aa8
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2378694
> Reviewed-by: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
> Commit-Queue: v8-ci-autoroll-builder <v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com>
> Cr-Commit-Position: refs/heads/master@{#802063}

TBR=hablich@chromium.org,v8-ci-autoroll-builder@chops-service-accounts.iam.gserviceaccount.com,vahl@chromium.org,v8-waterfall-sheriff@grotations.appspotmail.com

Change-Id: Ibc4d3da3f7d73eff6af4ea1de700e640eb09f443
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Cq-Include-Trybots: luci.chromium.try:linux-blink-rel
Cq-Include-Trybots: luci.chromium.try:linux_optional_gpu_tests_rel
Cq-Include-Trybots: luci.chromium.try:mac_optional_gpu_tests_rel
Cq-Include-Trybots: luci.chromium.try:win_optional_gpu_tests_rel
Cq-Include-Trybots: luci.chromium.try:android_optional_gpu_tests_rel
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2380675Reviewed-by: Ken Rockot <rockot@google.com>
Commit-Queue: Ken Rockot <rockot@google.com>
Cr-Commit-Position: refs/heads/master@{#802437}

DEPS

@@ -199,7 +199,7 @@ vars = {
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling V8
   # and whatever else without interference from each other.
-  'v8_revision': '81f3d945e03d8b0d9ae798175dd026d0ba98dd65',
+  'v8_revision': '1f2195b49c6d7611165ebd149b2825f27693930c',
   # Three lines of non-changing comments so that
   # the commit queue can handle CLs rolling swarming_client
   # and whatever else without interference from each other.